Redirect buyer out to the internet banking page if the placeOrder action is succeeded

Api/Data/PaymentInterface.php

@@ -0,0 +1,51 @@
+<?php
+namespace Omise\Payment\Api\Data;
+
+interface PaymentInterface
+{
+    // Fields
+    const TYPE          = 'object';
+    const ORDER_ID      = 'order_id';
+    const AUTHORIZE_URI = 'authorize_uri';
+
+    /**
+     * @api
+     *
+     * @param  int $value
+     *
+     * @return self
+     */
+    public function setOrderId($value);
+
+    /**
+     * @api
+     *
+     * @param  string $value
+     *
+     * @return self
+     */
+    public function setAuthorizeUri($value);
+
+    /**
+     * Always return a "payment" string.
+     *
+     * @api
+     *
+     * @return string
+     */
+    public function getObject();
+
+    /**
+     * @api
+     *
+     * @return int
+     */
+    public function getOrderId();
+
+    /**
+     * @api
+     *
+     * @return string|null
+     */
+    public function getAuthorizeUri();
+}

Api/PaymentInformationInterface.php

@@ -0,0 +1,12 @@
+<?php
+namespace Omise\Payment\Api;
+
+interface PaymentInformationInterface
+{
+    /**
+     * @param  int $order_id
+     *
+     * @return Omise\Payment\Api\Data\PaymentInterface
+     */
+    public function offsite($order_id);
+}

Gateway/Response/PaymentDetailsHandler.php

@@ -0,0 +1,20 @@
+<?php
+namespace Omise\Payment\Gateway\Response;
+
+use Magento\Payment\Gateway\Helper\SubjectReader;
+use Magento\Payment\Gateway\Response\HandlerInterface;
+
+class PaymentDetailsHandler implements HandlerInterface
+{
+    /**
+     * @inheritdoc
+     */
+    public function handle(array $handlingSubject, array $response)
+    {
+        $payment = SubjectReader::readPayment($handlingSubject);
+        $payment = $payment->getPayment();
+
+        $payment->setAdditionalInformation('charge_id', $response['data']['id']);
+        $payment->setAdditionalInformation('charge_authorize_uri', $response['data']['authorize_uri']);
+    }
+}

Model/Data/Payment.php

@@ -0,0 +1,64 @@
+<?php
+namespace Omise\Payment\Model\Data;
+
+use Omise\Payment\Api\Data\PaymentInterface;
+use Magento\Framework\Api\AbstractExtensibleObject;
+
+class Payment extends AbstractExtensibleObject implements PaymentInterface
+{
+    /**
+     * @api
+     *
+     * @param  int $value
+     *
+     * @return self
+     */
+    public function setOrderId($value)
+    {
+        return $this->setData(self::ORDER_ID, $value);
+    }
+
+    /**
+     * @api
+     *
+     * @param  string $value
+     *
+     * @return self
+     */
+    public function setAuthorizeUri($value)
+    {
+        return $this->setData(self::AUTHORIZE_URI, $value);
+    }
+
+    /**
+     * Always return a "payment" string.
+     *
+     * @api
+     *
+     * @return string
+     */
+    public function getObject()
+    {
+        return 'payment';
+    }
+
+    /**
+     * @api
+     *
+     * @return int
+     */
+    public function getOrderId()
+    {
+        return $this->_get(self::ORDER_ID);
+    }
+
+    /**
+     * @api
+     *
+     * @return string|null
+     */
+    public function getAuthorizeUri()
+    {
+        return $this->_get(self::AUTHORIZE_URI);
+    }
+}

Model/PaymentInformation.php

@@ -0,0 +1,69 @@
+<?php
+namespace Omise\Payment\Model;
+
+use Magento\Checkout\Model\Session;
+use Magento\Framework\Exception\AuthorizationException;
+use Magento\Framework\Exception\PaymentException;
+use Magento\Framework\Exception\SessionException;
+use Omise\Payment\Api\PaymentInformationInterface;
+use Omise\Payment\Api\Data\PaymentInterface;
+use Omise\Payment\Api\Data\PaymentInterfaceFactory;
+
+class PaymentInformation implements PaymentInformationInterface
+{
+    /**
+     * @var \Magento\Checkout\Model\Session
+     */
+    protected $session;
+
+    /**
+     * @var \Omise\Payment\Api\Data\PaymentInterfaceFactory
+     */
+    private $data_factory;
+
+
+    public function __construct(Session $session, PaymentInterfaceFactory $data_factory)
+    {
+        $this->session      = $session;
+        $this->data_factory = $data_factory;
+    }
+
+    /**
+     * @param  int $id
+     *
+     * @return \Magento\Sales\Model\Order
+     */
+    protected function loadOrder($id)
+    {
+        // Note, $order->getId(); will return a string, not int.
+        $order = $this->session->getLastRealOrder();
+
+        if (! $order->getId()) {
+            throw new SessionException(__('The order session no longer exists, please make an order again or contact our support if you have any questions.'));
+        }
+
+        if ($id != $order->getId()) {
+            throw new AuthorizationException(__('This request is not authorized to access the resource, please contact our support if you have any questions'));
+        }
+
+        return $order;
+    }
+
+    /**
+     * @param  int $order_id
+     *
+     * @return Omise\Payment\Api\Data\PaymentInterface
+     */
+    public function offsite($order_id)
+    {
+        if ($payment = $this->loadOrder($order_id)->getPayment()) {
+            $data = $this->data_factory->create();
+            $data->setOrderId($order_id);
+            $data->setAuthorizeUri($payment->getAdditionalInformation('charge_authorize_uri'));
+
+            return $data;
+        }
+
+        throw new PaymentException(__('Cannot retrieve a payment detail from the request, please contact our support if you have any questions'));
+    }
+}

etc/di.xml

@@ -1,5 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
+    <preference for="Omise\Payment\Api\Data\PaymentInterface" type="Omise\Payment\Model\Data\Payment" />
+    <preference for="Omise\Payment\Api\PaymentInformationInterface" type="Omise\Payment\Model\PaymentInformation" />
+
     <!-- Internet Banking payment solution -->
     <virtualType name="OmiseOffsiteInternetbankingAdapter" type="Magento\Payment\Model\Method\Adapter">
         <arguments>
@@ -45,7 +48,7 @@
             <argument name="requestBuilder" xsi:type="object">OmiseOffsiteInternetbankingChargeRequest</argument>
             <argument name="transferFactory" xsi:type="object">Omise\Payment\Gateway\Http\TransferFactory</argument>
             <argument name="client" xsi:type="object">Omise\Payment\Gateway\Http\Client\OffsiteInternetbanking</argument>
-            <argument name="handler" xsi:type="object">Magento\Payment\Gateway\Response\HandlerChain</argument>
+            <argument name="handler" xsi:type="object">Omise\Payment\Gateway\Response\PaymentDetailsHandler</argument>
             <argument name="validator" xsi:type="object">Omise\Payment\Gateway\Validator\Offsite\InternetbankingChargeCommandResponseValidator</argument>
         </arguments>
     </virtualType>

etc/webapi.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<routes xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Webapi:etc/webapi.xsd">
+    <route url="/V1/orders/:order_id/omise-offsite" method="GET">
+        <service class="Omise\Payment\Api\PaymentInformationInterface" method="offsite"/>
+        <resources>
+            <resource ref="anonymous" />
+        </resources>
+    </route>
+</routes>

view/frontend/web/js/view/payment/method-renderer/omise-offsite-internetbanking-method.js

@@ -1,15 +1,25 @@
 define(
     [
+        'jquery',
         'ko',
+        'mage/storage',
         'Magento_Checkout/js/view/payment/default',
+        'Magento_Checkout/js/model/full-screen-loader',
         'Magento_Checkout/js/action/redirect-on-success',
-        'Magento_Checkout/js/model/quote'
+        'Magento_Checkout/js/model/quote',
+        'Magento_Checkout/js/model/url-builder',
+        'Magento_Checkout/js/model/error-processor'
     ],
     function (
+        $,
         ko,
+        storage,
         Component,
+        fullScreenLoader,
         redirectOnSuccessAction,
-        quote
+        quote,
+        urlBuilder,
+        errorProcessor
     ) {
         'use strict';
 
@@ -81,14 +91,41 @@ define(
 
                 self.getPlaceOrderDeferredObject()
                     .fail(
-                        function() {
-                            console.log('failed');
+                        function(response) {
+                            errorProcessor.process(response, self.messageContainer);
+                            fullScreenLoader.stopLoader();
+                            self.isPlaceOrderActionAllowed(true);
                         }
                     ).done(
-                        function() {
-                            self.afterPlaceOrder();
+                        function(response) {
+                            var self = this;
 
-                            redirectOnSuccessAction.execute();
+                            var serviceUrl = urlBuilder.createUrl(
+                                '/orders/:order_id/omise-offsite',
+                                {
+                                    order_id: response
+                                }
+                            );
+
+                            storage.get(serviceUrl, false)
+                                .fail(
+                                    function (response) {
+                                        errorProcessor.process(response, self.messageContainer);
+                                        fullScreenLoader.stopLoader();
+                                        self.isPlaceOrderActionAllowed(true);
+                                    }
+                                )
+                                .done(
+                                    function (response) {
+                                        if (response) {
+                                            $.mage.redirect(response.authorize_uri);
+                                        } else {
+                                            errorProcessor.process(response, self.messageContainer);
+                                            fullScreenLoader.stopLoader();
+                                            self.isPlaceOrderActionAllowed(true);
+                                        }
+                                    }
+                                );
                         }
                     );